Don't attempt to lowercase a NULL

Fixes PHP 8.1 deprecation notice when trying to `strtolower` `NULL`
chriskacerguis · Feb 24, 2022 · f386f4e · f386f4e
1 parent 4571473
commit f386f4e
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/RestController.php b/src/RestController.php
@@ -834,7 +834,9 @@ protected function _detect_method()
  $method = $this->input->server('HTTP_X_HTTP_METHOD_OVERRIDE');
  }
 
- $method = strtolower($method);
+ if ($method !== null) {
+ $method = strtolower($method);
+ }
  }
 
  if (empty($method)) {